You're replying to a comment by Ralph Corderoy.

Ralph Corderoy Permalink
October 16, 2008, 17:11

$ set -um set1 set2

Think you mean sort instead of set there.

BTW, I think the normal definition of a set is that an element can't appear in it more than once, and that order doesn't matter. So a lot of your "sets" aren't, in fact.

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